Nonstop flight route between Fort Sill, Oklahoma, United States and Ainsworth, Nebraska, United States:
Departure Airport:

Arrival Airport:

Distance from FSI to ANW:
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- About this route
- FSI Airport Information
- ANW Airport Information
- Facts about FSI
- Facts about ANW
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
- Map of Nearest Airports to ANW
- List of Nearest Airports to ANW
- Map of Furthest Airports from ANW
- List of Furthest Airports from ANW
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Ainsworth Regional Airport (ANW), Ainsworth, Nebraska, United States would travel a Great Circle distance of 555 miles (or 892 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the relatively short distance between Henry Post Army Airfield and Ainsworth Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | FSI / KFSI |
Airport Name: | Henry Post Army Airfield |
Location: | Fort Sill, Oklahoma, United States |
GPS Coordinates: | 34°38'58"N by 98°24'7"W |
Operator/Owner: | U.S. Army ATCA-ASO |
Airport Type: | Military |
Elevation: | 1189 feet (362 meters) |
# of Runways: | 1 |
View all routes: | Routes from FSI |
More Information: | FSI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ANW / KANW |
Airport Names: |
|
Location: | Ainsworth, Nebraska, United States |
GPS Coordinates: | 42°34'45"N by 99°59'35"W |
Area Served: | Ainsworth, Nebraska |
Operator/Owner: | Ainsworth Airport Authority |
Airport Type: | Public |
Elevation: | 2589 feet (789 meters) |
# of Runways: | 2 |
View all routes: | Routes from ANW |
More Information: | ANW Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
- The closest airport to Henry Post Army Airfield (FSI) is Lawton–Fort Sill Regional Airport (LAW), which is located only 6 miles (9 kilometers) S of FSI.
- The furthest airport from Henry Post Army Airfield (FSI) is Sir Gaëtan Duval Airport (RRG), which is located 10,920 miles (17,575 kilometers) away in Rodrigues Island, Mauritius.
- The Army will continue to operate and maintain a precision approach radar at Fort Sill's Henry Post Field for the foreseeable future.
- Post Field served as a base for flight training for the Air Service.
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
Facts about Ainsworth Regional Airport (ANW):
- Ainsworth Regional Airport (ANW) has 2 runways.
- In the mid-1980s the National Scientific Balloon Facility rented space at Ainsworth for periodic balloon missions.
- In addition to being known as "Ainsworth Regional Airport", another name for ANW is "Ainsworth Army Airfield".
- The primary objective of this facility was to train air crews of 540th and 543rd Bombardment Squadrons of the 383d Bombardment Group based at Rapid City Army Airfield for training with Boeing B-17 Flying Fortress aircraft before being sent to the European Theater.
- The closest airport to Ainsworth Regional Airport (ANW) is Miller Field (VTN), which is located 34 miles (55 kilometers) NW of ANW.
- The furthest airport from Ainsworth Regional Airport (ANW) is Sir Gaëtan Duval Airport (RRG), which is located 10,586 miles (17,036 kilometers) away in Rodrigues Island, Mauritius.